/*  user view  */
#lesson {
    position: absolute;
    width: 100%;
    height: 100%;
    zoom: 0.75;
    left: 0;
    top: 0;
    background-color: #888;
    overflow: hidden;
}

#lesson #lesson_navigation {
    position: absolute;
    bottom : 0;
    width: 100%;
    text-align: center;
}

#lesson #lesson_navigation .buttons {
    margin:0 auto;
    padding-top: 8px;
    width: 360px;
    background: rgba(255, 255, 255, 0.24);
    border-top-left-radius: 16px;
    border-top-right-radius: 16px;
}

#lesson #lesson_navigation a img {
    width: 48px;
    opacity: 0.75;
}

#lesson #lesson_navigation a:hover[enabled="false"] img {
    opacity: 0.75;
}

#lesson #lesson_navigation a:hover img {
    opacity: 0.9;
}

#lesson #title_slide .lesson-title {
    font-size: 64px;
}

#lesson .slide, #lesson #score_slide {
    position: absolute;
    display: table;
    width: 1000px;
    height: 700px;
    left: 50%;
    top: 48%;
    font-size: 28px;
    margin-top: -350px;
    padding: 16px 20px;
    border-radius: 20px;
    -moz-border-radius: 20px;
    background: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#dfd));
    background: -moz-linear-gradient(bottom, #fff, #dfd);
    -webkit-transition: margin 0.4s ease-in-out;
}

#lesson .slide p, #lesson .slide span, #lesson .slide ul, #lesson .slide li {
    font-size: 28px;
    line-height: 36px;
}

#item p, #item span, #item ul, #item li {
    font-size: 24px;
    line-height: 32px;
}

#lesson .slide .title {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 16px;
}

#lesson .slide.far-past { margin-left: -2800px; }
#lesson .slide.past { margin-left: -1650px; }
#lesson .slide.current, #lesson #score_slide { margin-left: -500px; }
#lesson .slide.future { margin-left: 650px; }
#lesson .slide.far-future { margin-left: 1800px; }
#lesson .slide.hidden { display: none; }

textarea#lesson_title {
    width: 480px;
    max-width: 640px;
    max-height: 32px;
    font-size: 28px;
    font-weight: bold;
    overflow: hidden;
}

#lesson_edit, #lesson_list {
    border: 2px solid #aaaaaa;
    margin: 0 64px;
    padding: 8px 16px;
}

/*  edit view  */
#item #title, #item #title textarea {
    font-size: 24px;
    font-weight: bold;
    width:512px;
    height:28px;
}

#item #text, #item #text textarea {
    font-size: 24px;
    width: 800px;
    min-height: 64px;
}

#item #title textarea, #item #text textarea {
    overflow:hidden;
    display: none;
}


/* AtomicModels/atomic_models styles */
.atomic_models .labels td {
    font-size: 24px;
}

/*  BuildAtom/build_atom styles */

.build_atom {
    position: relative;
    height: 400px;
    width: 944px;
}

.build_atom .target {
    position: absolute;
    left: 136px;
    top: 116px;
    width: 128px;
    height: 128px;
    border: 1px solid #ccc;
    border-radius: 64px;
    -moz-border-radius: 64px;
}

.build_atom .score {
    right : -8px;
    bottom : 0;
    width : 560px;
    padding : 16px 24px;
    z-index : 1024;
    box-shadow : 2px 2px 8px 8px rgba(0, 0, 0, 0.04);
    background : rgba(255,255,255,0.88);
}

.build_atom .score a.next img {
    opacity: 0.75;
}

.build_atom .score a.next:hover img {
    opacity: 1;
}

/* MatchAtoms/match_atoms styles */

.match_atoms {
    position: relative;
    width: 944px;
    height: 540px;
}

.match_atoms .drop {
    padding: 12px 0;
    border: 1px solid #ccc;
    border-radius: 12px;
    -moz-border-radius: 12px;
}

.match_atoms .drop .target {
    display: table;

}

.match_atoms .drop .target .center {
    display: table-cell;
    text-align: center;
    vertical-align: middle;
}

.match_atoms .drop .labels {
    font-size: 24px;
}

.match_atoms .score {
    right : -8px;
    bottom : 0;
    width : 560px;
    padding : 16px 24px;
    z-index : 1024;
    box-shadow : 2px 2px 8px 8px rgba(0, 0, 0, 0.04);
    background : rgba(255,255,255,0.88);
}